void OnEnable()
{
SerializedObject so = new SerializedObject(target);
sp1 = so.FindProperty("SunDirectionCharacter");
sp2 = so.FindProperty("SunColor");
sp3 = so.FindProperty("SunColorIntensity");
sp4 = so.FindProperty("AmbientColor");
sp5 = so.FindProperty("AmbientColorIntensity");
Sun sun = target as Sun;
sun.Apply();
}
